The United States became a one-party nation immediately after the 1812 war because of <em>b. The Hartford Convention's allegedly treasonous activities fatally damaged the Federalist Party's reputation.</em>
The United States did not become a one-party nation after the 1812 war because:
a. The Republicans were blamed for the British victory...
c. Under the Alien and Sedition Acts, Madison ...
d. James Monroe's universal popularity ...
e. The Federalists were so pleased with ...
Thus, the United States briefly became a one-party nation after the war with Britain because the Federalist Party lost its reputation after passing <em>"The Alien and Sedition Acts of 1798," </em>which promoted McCarthyism and other anti-democratic norms.
Related link: brainly.com/question/18998800
